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New Delivery for Fmoc-Lys-Oh - L-amino acids L-Pyroglutamic acid CAS No.: 98-79-3 bulk stock – Tongsheng Amino Acid
Product Detail Appearance White crystalline powder Specific rotation(a)D20 (C=2,H2O) -11.0º to –12.0º Melting Point (ºC) 158.0ºC to 163.0 ºC Chloride (Cl) Not more than 0.02% Ammonium(NH4) Not more than 0.02% Sulfate (SO4) Not more than 0.020% Iron(Fe) Not more than 10ppm Heavy metal(Pb) Not more than 10ppm Arsenic(As2O3) Not more than 1ppm Loss on drying Not more than 0.50% Residue on ignition Not more than 0.2% Assay 98.5 to 101.0% Validity period 2 years P... -
Factory Cheap Hot L-Pyroglutamic Acid - N-Acetyl-amino acids N-Acetyl-L-Leucine CAS No.: 1188-21-2 bulk stock – Tongsheng Amino Acid
Product Detail: Appearance White powder Specific Rotation [20/D] (C=4 in methanol) -22.0 to -26.0° State of Solution (Transmittance) Not less than 98.0% Heavy Metals (Pb) Not more than 20ppm Iron(Fe) Not more than 10ppm Arsenic(As2O3) Not more than 2ppm Chloride (Cl) Not more than 0.02% Loss on drying Not more than 0.35% Residue on ignition Not more than 0.20% Assay 98.0% to 102.0% Validity period 2 years Package 25kg/ drum Storage Keep in dark place,Sealed in dry,... -
Best Price for (R)-(+)-1-Boc-3-Aminopyrrolidine - D-amino acids D-Leucine CAS No.: 328-38-1 bulk stock – Tongsheng Amino Acid
Product Detail: Appearance white powder Appearance of solution Clear,colorless solution in 1N HCL(50mg/ml) Identification(TLC) complies Purity(TLC) ≧99.0% Enantiomer content(HPLC)L-enantiomer ≦0.5% Assay(EA,as is) ≧96.0% Validity period 2 years Package 25kg/ drum Storage Keep in dark place,Sealed in dry,Room Temperature Transportation by sea or by air or by land Country of Origin China Payment terms T/T Synonyms： leucine; (R)-2-Amino-4-methylpentanoi... -
Best quality Boc-Gly-Gly - L-amino acids L-Theanine CAS No.: 3081-61-6 bulk stock – Tongsheng Amino Acid
Product Detail Appearance White crystalline powder Solubility (1.0g/20ml H2O) Clear Colorless Specific rotation(a)D20(C=1 , H2O) +7.5º to +8.5º Assay 98.0-102.0% Melting Point (ºC) 200ºC to 210 ºC Chloride(C1) Not more than 0.02% Iron(Fe) Not more than 10ppm Heavy metals(Pb) Not more than 10ppm Arsenic(As2O3) Not more than 4ppm Loss on drying Not more than 1.0% Residue on ignition Not more than 1.0% Total plate count Not more than 1,000cfu/g Yeast and mold Not ... -
Wholesale Discount Cbz-Glycine - γ- Aminobutyric acid CAS No.: 56-12-2 bulk stock – Tongsheng Amino Acid
Product Detail Appearance: Colorless or yellowish oily liquid or solid Purity: ≥98% Melting Point : 43.0 to 47.0 °C Boiling point ：370.9±32.0 °C(Predicted) Product Quality meets: Our company standards. Stability : Stable under recommended storage conditions. Conditions for safe storage : Store in cool place .Keep container tightly closed in a dry and well-ventilated place. Precautions for safe handling: Avoid contact with skin and eyes. Avoid formation of dust and aerosols. Avoid exposu... -
Top Suppliers Fmoc-D-Ala-Oh - Glycylglycine CAS No.: 556-50-3 bulk stock – Tongsheng Amino Acid
Product Detail Appearance: Colorless or yellowish oily liquid or solid Purity: ≥98% Melting Point : 43.0 to 47.0 °C Boiling point ：370.9±32.0 °C(Predicted) Product Quality meets: Our company standards. Stability : Stable under recommended storage conditions. Conditions for safe storage : Store in cool place .Keep container tightly closed in a dry and well-ventilated place. Precautions for safe handling: Avoid contact with skin and eyes. Avoid formation of dust and aerosols. Avoid exposu... -
Factory Supply 351-50-8 - N-Acetyl-amino acids N-Acetyl-L-Leucine CAS No.: 1188-21-2 bulk stock – Tongsheng Amino Acid
Product Detail: Appearance White powder Specific Rotation [20/D] (C=4 in methanol) -22.0 to -26.0° State of Solution (Transmittance) Not less than 98.0% Heavy Metals (Pb) Not more than 20ppm Iron(Fe) Not more than 10ppm Arsenic(As2O3) Not more than 2ppm Chloride (Cl) Not more than 0.02% Loss on drying Not more than 0.35% Residue on ignition Not more than 0.20% Assay 98.0% to 102.0% Validity period 2 years Package 25kg/ drum Storage Keep in dark place,Sealed in dry,... -
Good Quality 2743-40-0 - Compound salts L-Arginine-L-aspartate CAS No.: 7675-83-4 bulk stock – Tongsheng Amino Acid
Product Detail: Appearance White or almost crystalline powder Specific rotation[α]20/D (C=8 in 6N HCl) +25.0°to+27.0° Chloride (Cl) Not more than 0.05% Sulfate(SO4) Not more than 0.03% Heavy metal(Pb) Not more than 20ppm Ammonium(NH4) Not more than 0.02% Loss on drying Not more than 3.0% Residue on ignition(sulfated) Not more than 0.1% Assay 98.5% to 101.0% Validity period 2 years Package 25kg/ drum Storage Keep in dark place,Sealed in dry,Room Temperature Transport... -
Wholesale 163457-23-6 - D-amino acids D-Leucine CAS No.: 328-38-1 bulk stock – Tongsheng Amino Acid
Product Detail: Appearance white powder Appearance of solution Clear,colorless solution in 1N HCL(50mg/ml) Identification(TLC) complies Purity(TLC) ≧99.0% Enantiomer content(HPLC)L-enantiomer ≦0.5% Assay(EA,as is) ≧96.0% Validity period 2 years Package 25kg/ drum Storage Keep in dark place,Sealed in dry,Room Temperature Transportation by sea or by air or by land Country of Origin China Payment terms T/T Synonyms： leucine; (R)-2-Amino-4-methylpentanoi... -
Short Lead Time for N-Acetyl–D-Leucine - N-Acetyl-amino acids N-Acetyl-L-Leucine CAS No.: 1188-21-2 bulk stock – Tongsheng Amino Acid
Product Detail: Appearance White powder Specific Rotation [20/D] (C=4 in methanol) -22.0 to -26.0° State of Solution (Transmittance) Not less than 98.0% Heavy Metals (Pb) Not more than 20ppm Iron(Fe) Not more than 10ppm Arsenic(As2O3) Not more than 2ppm Chloride (Cl) Not more than 0.02% Loss on drying Not more than 0.35% Residue on ignition Not more than 0.20% Assay 98.0% to 102.0% Validity period 2 years Package 25kg/ drum Storage Keep in dark place,Sealed in dry,... -
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Leading Manufacturer for Fmoc-Arg(Pbf)-Oh - Amino acids derivatives BOC-Glycine CAS No: 4530-20-5 bulk stock – Tongsheng Amino Acid
Product Detail Appearance White fine crystals Purity not less than 98% Melting Point 82.0 to 92.0℃ Boiling point 306.47°C (rough estimate) Solubility Soluble in water Product Quality meets Our company standards. Stability Stable under normal temperatures and pressures. Conditions for safe storage Keep container tightly closed in a dry and well-ventilated place. Incompatibilities Strong oxidizing agents – strong acids. Packing 25kg/ drum Source Chem...
